GB8413971D0 - Roller-reamer unit - Google Patents

Roller-reamer unit

Info

Publication number
GB8413971D0
GB8413971D0 GB848413971A GB8413971A GB8413971D0 GB 8413971 D0 GB8413971 D0 GB 8413971D0 GB 848413971 A GB848413971 A GB 848413971A GB 8413971 A GB8413971 A GB 8413971A GB 8413971 D0 GB8413971 D0 GB 8413971D0
Authority
GB
United Kingdom
Prior art keywords
roller
reamer unit
reamer
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB848413971A
Other versions
GB2138870B (en
GB2138870A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ONCOR CORP
Original Assignee
ONCOR CORP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ONCOR CORP filed Critical ONCOR CORP
Publication of GB8413971D0 publication Critical patent/GB8413971D0/en
Publication of GB2138870A publication Critical patent/GB2138870A/en
Application granted granted Critical
Publication of GB2138870B publication Critical patent/GB2138870B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • E21B10/30—Longitudinal axis roller reamers, e.g. reamer stabilisers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
GB08413971A 1980-08-01 1984-06-01 A roller-reamer unit for roller-reamer apparatus Expired GB2138870B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17451580A 1980-08-01 1980-08-01
US06/246,210 US4542797A (en) 1980-08-01 1981-03-23 Roller reamer

Publications (3)

Publication Number Publication Date
GB8413971D0 true GB8413971D0 (en) 1984-07-04
GB2138870A GB2138870A (en) 1984-10-31
GB2138870B GB2138870B (en) 1985-05-15

Family

ID=26870308

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8123508A Expired GB2081346B (en) 1980-08-01 1981-07-31 Roller-reamer apparatus and a rollerreamer unit therefor
GB08413971A Expired GB2138870B (en) 1980-08-01 1984-06-01 A roller-reamer unit for roller-reamer apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8123508A Expired GB2081346B (en) 1980-08-01 1981-07-31 Roller-reamer apparatus and a rollerreamer unit therefor

Country Status (5)

Country Link
US (1) US4542797A (en)
CA (1) CA1174662A (en)
DE (1) DE3130203A1 (en)
FR (1) FR2487907A1 (en)
GB (2) GB2081346B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4508184A (en) * 1983-05-27 1985-04-02 Hansen Michael S Roller reamer/stabilizer
US4583604A (en) * 1984-10-19 1986-04-22 Hytech International, Inc. Roller reamer with rotatably positioned bearing block
CA1234561A (en) * 1985-06-26 1988-03-29 Kenneth M. White Profiled body roller-reamer stabilizer
US4620802A (en) * 1985-08-09 1986-11-04 Tellin, Incorporated Guide for rotating sucker rods
GB8700109D0 (en) * 1987-01-06 1987-02-11 Darron Tool & Eng Sheffield Lt Drill member
CA2043781A1 (en) * 1991-06-03 1992-12-04 Kenneth M. White Bearings for roller cutter assembly
US5381868A (en) 1993-10-08 1995-01-17 Triumph*Lor Inc Sealed bearing roller reamer
AUPP946199A0 (en) * 1999-03-26 1999-04-22 Gearhart Australia Limited Reaming stabilizer roller
GB9908384D0 (en) * 1999-04-14 1999-06-09 Darron Oil Tools Ltd Roller reamer
WO2004042184A1 (en) * 2002-11-07 2004-05-21 Extreme Machining Australia Pty Ltd An improved rotary roller reamer
TW592141U (en) * 2003-04-25 2004-06-11 Johnson Health Tech Co Ltd Self-lubricating structure for use in an exercising apparatus
ATE402321T1 (en) * 2003-09-03 2008-08-15 Gearhart United Pty Ltd ROTATING ROLLER CLEANER
US7621327B2 (en) 2007-10-31 2009-11-24 Baker Hughes Incorporated Downhole seal bore repair device
US20090114448A1 (en) * 2007-11-01 2009-05-07 Smith International, Inc. Expandable roller reamer
GB2472848A (en) * 2009-08-21 2011-02-23 Paul Bernard Lee Downhole reamer apparatus
SE1250476A1 (en) * 2009-10-12 2012-05-10 Atlas Copco Secoroc Llc Reduce Drilling Tools
US9157282B2 (en) * 2011-11-30 2015-10-13 Smith International, Inc. Roller reamer compound wedge retention
CN104405298A (en) * 2014-10-17 2015-03-11 中国石油天然气集团公司 Self-cleaning roller stabilizer for oil-field well drilling
CN107130925B (en) * 2017-07-05 2019-03-05 西南石油大学 Friction reduced stabilizer with anti-mud drum and pressurization propulsion functions
DE102017123494B4 (en) * 2017-10-10 2019-10-02 Mhwirth Gmbh Tool for loosening soil
CN113020833B (en) * 2021-03-30 2022-11-29 广州文冲船厂有限责任公司 Method for mounting reamer beam for dredger

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2026323A (en) * 1935-03-18 1935-12-31 Clarence E Reed Reamer cutter assembly for earth boring drills
US2128416A (en) * 1936-05-13 1938-08-30 Globe Oil Tools Co Reamer cutter mounting
US2199693A (en) * 1938-11-18 1940-05-07 Globe Oil Tools Co Well reamer
US2189040A (en) * 1938-12-27 1940-02-06 Reed Roller Bit Co Reamer
US2272405A (en) * 1939-02-20 1942-02-10 Grant Cutter mounting for well reamers and the like
US2260366A (en) * 1940-03-12 1941-10-28 Reed Roller Bit Co Reamer
US2695771A (en) * 1951-05-04 1954-11-30 Grant Oil Tool Company Tool for removing material from well bore walls
US3897837A (en) * 1974-03-05 1975-08-05 Rapidex Inc Boring apparatus
US4182245A (en) * 1975-09-17 1980-01-08 Concrete Industries (Monier) Limited Method and apparatus for the combustion of crushed solid fuels
US4182425A (en) * 1977-05-23 1980-01-08 Smith International, Inc. Reamer
CA1093063A (en) * 1979-02-13 1981-01-06 William R. Spelts Reamer stabilizer for rock drills
US4226291A (en) * 1979-02-13 1980-10-07 Spelts William R Reamer stabilizer for rock drills
US4262760A (en) * 1979-04-30 1981-04-21 Smith International, Inc. Reamer-stabilizer
US4254839A (en) * 1979-06-21 1981-03-10 Dresser Industries, Inc. Radial force anti-extrusion device for sealed drill string unit

Also Published As

Publication number Publication date
GB2081346B (en) 1985-04-24
FR2487907B1 (en) 1984-11-23
GB2138870B (en) 1985-05-15
FR2487907A1 (en) 1982-02-05
US4542797A (en) 1985-09-24
DE3130203A1 (en) 1982-03-11
CA1174662A (en) 1984-09-18
GB2138870A (en) 1984-10-31
GB2081346A (en) 1982-02-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee